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Bosch Washing Machine Fault Codes
Browse the available Bosch washing machine fault codes in one place, then open the exact code page for the likely meaning, safe first steps, and when to stop troubleshooting.
Browse the parent brand page: Bosch or compare across brands in the global washing machine error-code hub.
Fault codes
18
Issue categories
6
Related guides
20
Most common faults to check first
Common problems in this cluster
drainage problems
Start with E18, then compare 2 related code pages in this cluster.
fill water problems
Start with E29, then compare 2 related code pages in this cluster.
leak and overflow problems
Start with E30, then compare 2 related code pages in this cluster.
door lock problems
Start with E16, then compare 1 related code pages in this cluster.
heating problems
Start with E19, then compare 1 related code pages in this cluster.
motor drive problems
Start with F21, then compare 1 related code pages in this cluster.
Other appliance types for this brand
Common fault categories
drainage (3)
fill water (3)
leak and overflow (3)
door lock (2)
heating (2)
motor drive (2)
Most searched / most useful codes
E30 meaning and fix
Bosch washing machine E30 usually means leak or overflow protection has been triggered.
F21 meaning and fix
Bosch F21 usually means the washing machine has detected a drum movement or motor-drive problem.
E29 meaning and fix
E29 on a Bosch washing machine usually means the washer is not filling with enough water.
E20 meaning and fix
Motor drive or drum movement issue
E23 meaning and fix
Overflow or leak protection has been triggered
E28 meaning and fix
Control or wiring communication fault
F23 meaning and fix
Overflow or leak protection has been triggered
E18 meaning and fix
The washer cannot drain within the expected time
E16 meaning and fix
Door locking or door sensing problem
E17 meaning and fix
Water is not entering the machine properly
E19 meaning and fix
Water heating fault
E25 meaning and fix
The machine is not draining water correctly
All fault codes in this cluster
18 code pages currently available for this brand and appliance cluster.
| Code | Meaning | Issue type | Severity |
|---|---|---|---|
| E16 | Door locking or door sensing problem | door lock | medium |
| E17 | Water is not entering the machine properly | fill water | medium |
| E18 | The washer cannot drain within the expected time | drainage | medium |
| E19 | Water heating fault | heating | medium |
| E20 | Motor drive or drum movement issue | motor drive | high |
| E23 | Overflow or leak protection has been triggered | overflow leak | high |
| E25 | The machine is not draining water correctly | drainage | medium |
| E26 | Water level or pressure sensing fault | pressure level | medium |
| E27 | Power supply or voltage issue | power control | medium |
| E28 | Control or wiring communication fault | power control | high |
| E29 | E29 on a Bosch washing machine usually means the washer is not filling with enough water. | fill water | medium |
| E30 | Bosch washing machine E30 usually means leak or overflow protection has been triggered. | overflow leak | high |
| E36 | Door locking or door sensing problem | door lock | medium |
| F17 | Water is not entering the machine properly | fill water | medium |
| F18 | The machine is not draining water correctly | drainage | medium |
| F19 | Water heating fault | heating | medium |
| F21 | Bosch F21 usually means the washing machine has detected a drum movement or motor-drive problem. | motor drive | high |
| F23 | Overflow or leak protection has been triggered | overflow leak | high |
Useful guides
Common Washing Machine Error Codes Explained
Use this guide to identify what your washing machine error code is pointing to, what to check first, and when it is better to stop troubleshooting and call an engineer.
Why Your Washing Machine Won't Drain
Understand the usual signs of a drainage fault, what you can safely inspect first, and when a blocked filter, hose, or pump needs professional help.
Best Washing Machine Setting for Everyday Laundry
A mixed or easy-care wash at 30°C to 40°C is the best everyday setting for most households, provided the load is not too full and fabrics are not too heavy.
Best Washing Machine Setting for Towels
Use a cottons programme, 40°C to 60°C, and a high spin for towels. Avoid overloading, too much detergent, and fabric softener build-up.